git.sesse.net Git - vlc/blob - projects/mozilla/vlcplugin.h

   1 /*****************************************************************************
   2  * vlcplugin.h: a VLC plugin for Mozilla
   3  *****************************************************************************
   4  * Copyright (C) 2002-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Damien Fouilleul <damienf@videolan.org>
   9  *          Jean-Paul Saman <jpsaman@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 /*******************************************************************************
  27  * Instance state information about the plugin.
  28  ******************************************************************************/
  29 #ifndef __VLCPLUGIN_H__
  30 #define __VLCPLUGIN_H__
  31
  32 #include <vlc/vlc.h>
  33 #include <npapi.h>
  34 #include <vector>
  35
  36 #include "control/nporuntime.h"
  37
  38 #if !defined(XP_MACOSX) && !defined(XP_UNIX) && !defined(XP_WIN)
  39 #define XP_UNIX 1
  40 #elif defined(XP_MACOSX)
  41 #undef XP_UNIX
  42 #endif
  43
  44 #ifdef XP_WIN
  45     /* Windows stuff */
  46 #   include <winbase.h>
  47 #   include <windows.h>
  48 #endif
  49
  50 #ifdef XP_MACOSX
  51     /* Mac OS X stuff */
  52 #   include <Quickdraw.h>
  53 #endif
  54
  55 #ifdef XP_UNIX
  56 #   include <pthread.h>
  57     /* X11 stuff */
  58 #   include <X11/Xlib.h>
  59 #   include <X11/Intrinsic.h>
  60 #   include <X11/StringDefs.h>
  61 #   include <X11/X.h>
  62
  63 #   ifndef __APPLE__
  64 #       include <X11/xpm.h>
  65 #   endif
  66 #endif
  67
  68 #ifndef __MAX
  69 #   define __MAX(a, b)   ( ((a) > (b)) ? (a) : (b) )
  70 #endif
  71 #ifndef __MIN
  72 #   define __MIN(a, b)   ( ((a) < (b)) ? (a) : (b) )
  73 #endif
  74
  75 typedef struct {
  76 #if defined(XP_UNIX)
  77     pthread_mutex_t mutex;
  78 #elif defined(XP_WIN)
  79     CRITICAL_SECTION cs;
  80 #else
  81 #warning "locking not implemented in this platform"
  82 #endif
  83 } plugin_lock_t;
  84
  85
  86 typedef enum vlc_toolbar_clicked_e {
  87     clicked_Unknown = 0,
  88     clicked_Play,
  89     clicked_Pause,
  90     clicked_Stop,
  91     clicked_timeline,
  92     clicked_Time,
  93     clicked_Fullscreen,
  94     clicked_Mute,
  95     clicked_Unmute
  96 } vlc_toolbar_clicked_t;
  97
  98
  99 // Note that the accessor functions are unsafe, but this is handled in
 100 // the next layer up. 64bit uints can be substituted to taste (shift=6).
 101 template<size_t M> class bitmap
 102 {
 103 private:
 104     typedef uint32_t bitu_t; enum { shift=5 };
 105     enum { bmax=M, bpu=1<<shift, mask=bpu-1, units=(bmax+bpu-1)/bpu };
 106     bitu_t bits[units];
 107 public:
 108     bool get(size_t idx) const { return bits[idx>>shift]&(1<<(idx&mask)); }
 109     void set(size_t idx)       { bits[idx>>shift]|=  1<<(idx&mask);  }
 110     void reset(size_t idx)     { bits[idx>>shift]&=~(1<<(idx&mask)); }
 111     void toggle(size_t idx)    { bits[idx>>shift]^=  1<<(idx&mask);  }
 112     size_t maxbit() const      { return bmax; }
 113     void clear()               { memset(bits,0,sizeof(bits)); }
 114     bitmap() { clear(); }
 115     ~bitmap() { }
 116     bool empty() const { // naive invert() will break this
 117         for(size_t i=0;i<units;++i)
 118             if(bits[i]) return false;
 119         return true;
 120     }
 121 };
 122
 123 typedef bitmap<libvlc_VlmMediaInstanceStatusError+1> eventtypes_bitmap_t;
 124
 125
 126 class EventObj: private eventtypes_bitmap_t
 127 {
 128 private:
 129     typedef libvlc_event_type_t event_t;
 130     bool have_event(event_t e) const { return e<maxbit()?get(e):false; }
 131
 132     class Listener: public eventtypes_bitmap_t
 133     {
 134     public:
 135         Listener(event_t e,NPObject *o,bool b): _l(o), _b(b)
 136             { NPN_RetainObject(o); set(e); }
 137         Listener(): _l(NULL), _b(false) { }
 138         ~Listener() { if(_l) NPN_ReleaseObject(_l); }
 139         NPObject *listener() const { return _l; }
 140         bool bubble() const { return _b; }
 141     private:
 142         NPObject *_l;
 143         bool _b;
 144     };
 145
 146     libvlc_event_manager_t *_em;
 147     libvlc_callback_t _cb;
 148     void *_ud;
 149 public:
 150     EventObj(): _em(NULL)  { /* deferred to init() */ }
 151     bool init();
 152     ~EventObj();
 153
 154     void deliver(NPP browser);
 155     void callback(const libvlc_event_t*);
 156     bool insert(const NPString &, NPObject *, bool);
 157     bool remove(const NPString &, NPObject *, bool);
 158     void unhook_manager();
 159     void hook_manager(libvlc_event_manager_t *,libvlc_callback_t, void *);
 160 private:
 161     event_t find_event(const char *s) const;
 162     typedef std::vector<Listener> lr_l;
 163     typedef std::vector<libvlc_event_type_t> ev_l;
 164     lr_l _llist;
 165     ev_l _elist;
 166
 167     plugin_lock_t lock;
 168
 169     bool ask_for_event(event_t e);
 170     void unask_for_event(event_t e);
 171 };
 172
 173
 174 class VlcPlugin
 175 {
 176 public:
 177 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 178              VlcPlugin( NPP, uint16 );
 179 #else
 180              VlcPlugin( NPP, uint16_t );
 181 #endif
 182     virtual ~VlcPlugin();
 183
 184     NPError             init(int argc, char* const argn[], char* const argv[]);
 185     libvlc_instance_t*  getVLC()
 186                             { return libvlc_instance; };
 187     libvlc_media_player_t* getMD()
 188     {
 189         if( !libvlc_media_player )
 190         {
 191              libvlc_printerr("no mediaplayer");
 192         }
 193         return libvlc_media_player;
 194     }
 195     NPP                 getBrowser()
 196                             { return p_browser; };
 197     char*               getAbsoluteURL(const char *url);
 198     NPWindow&           getWindow()
 199                             { return npwindow; };
 200     void                setWindow(const NPWindow &window)
 201                             { npwindow = window; };
 202
 203     NPClass*            getScriptClass()
 204                             { return p_scriptClass; };
 205
 206 #if defined(XP_WIN)
 207     WNDPROC             getWindowProc()
 208                             { return pf_wndproc; };
 209     void                setWindowProc(WNDPROC wndproc)
 210                             { pf_wndproc = wndproc; };
 211 #endif
 212
 213 #if defined(XP_UNIX)
 214     int                 setSize(unsigned width, unsigned height);
 215     Window              getVideoWindow()
 216                             { return npvideo; };
 217     void                setVideoWindow(Window window)
 218                             { npvideo = window; };
 219     Window              getControlWindow()
 220                             { return npcontrol; };
 221     void                setControlWindow(Window window)
 222                             { npcontrol = window; };
 223
 224     void                showToolbar();
 225     void                hideToolbar();
 226     void                redrawToolbar();
 227     void                getToolbarSize(unsigned int *width, unsigned int *height)
 228                             { *width = i_tb_width; *height = i_tb_height; };
 229     int                 setToolbarSize(unsigned int width, unsigned int height)
 230                             { i_tb_width = width; i_tb_height = height; return 1; };
 231     vlc_toolbar_clicked_t getToolbarButtonClicked( int i_xpos, int i_ypos );
 232 #endif
 233
 234 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 235     uint16    i_npmode; /* either NP_EMBED or NP_FULL */
 236 #else
 237     uint16_t  i_npmode; /* either NP_EMBED or NP_FULL */
 238 #endif
 239
 240     /* plugin properties */
 241     int      b_stream;
 242     int      b_autoplay;
 243     int      b_toolbar;
 244     char *   psz_text;
 245     char *   psz_target;
 246
 247     void playlist_play()
 248     {
 249         if( playlist_isplaying() )
 250             playlist_stop();
 251         if( libvlc_media_player||playlist_select(0) )
 252             libvlc_media_player_play(libvlc_media_player);
 253     }
 254     void playlist_play_item(int idx)
 255     {
 256         if( playlist_select(idx) )
 257             libvlc_media_player_play(libvlc_media_player);
 258     }
 259     void playlist_stop()
 260     {
 261         if( libvlc_media_player )
 262             libvlc_media_player_stop(libvlc_media_player);
 263     }
 264     void playlist_next()
 265     {
 266         if( playlist_select(playlist_index+1) )
 267             libvlc_media_player_play(libvlc_media_player);
 268     }
 269     void playlist_prev()
 270     {
 271         if( playlist_select(playlist_index-1) )
 272             libvlc_media_player_play(libvlc_media_player);
 273     }
 274     void playlist_pause()
 275     {
 276         if( libvlc_media_player )
 277             libvlc_media_player_pause(libvlc_media_player);
 278     }
 279     int playlist_isplaying()
 280     {
 281         int is_playing = 0;
 282         if( libvlc_media_player )
 283             is_playing = libvlc_media_player_is_playing(
 284                                 libvlc_media_player );
 285         return is_playing;
 286     }
 287
 288     int playlist_add( const char * );
 289     int playlist_add_extended_untrusted( const char *, const char *, int,
 290                                 const char ** );
 291     int playlist_delete_item( int );
 292     void playlist_clear();
 293     int  playlist_count();
 294
 295     void toggle_fullscreen();
 296     void set_fullscreen( int );
 297     int  get_fullscreen();
 298
 299     bool  player_has_vout();
 300
 301
 302     static bool canUseEventListener();
 303
 304     EventObj events;
 305 private:
 306     bool playlist_select(int);
 307     void set_player_window();
 308
 309     /* VLC reference */
 310     int                 playlist_index;
 311     libvlc_instance_t   *libvlc_instance;
 312     libvlc_media_list_t *libvlc_media_list;
 313     libvlc_media_player_t *libvlc_media_player;
 314     NPClass             *p_scriptClass;
 315
 316     /* browser reference */
 317     NPP     p_browser;
 318     char*   psz_baseURL;
 319
 320     /* display settings */
 321     NPWindow  npwindow;
 322 #if defined(XP_WIN)
 323     WNDPROC   pf_wndproc;
 324 #endif
 325 #if defined(XP_UNIX)
 326     unsigned int     i_width, i_height;
 327     unsigned int     i_tb_width, i_tb_height;
 328     Window           npvideo, npcontrol;
 329
 330     XImage *p_btnPlay;
 331     XImage *p_btnPause;
 332     XImage *p_btnStop;
 333     XImage *p_timeline;
 334     XImage *p_btnTime;
 335     XImage *p_btnFullscreen;
 336     XImage *p_btnMute;
 337     XImage *p_btnUnmute;
 338
 339     int i_last_position;
 340 #endif
 341
 342     static void eventAsync(void *);
 343     static void event_callback(const libvlc_event_t *, void *);
 344 };
 345
 346 /*******************************************************************************
 347  * Plugin properties.
 348  ******************************************************************************/
 349 #define PLUGIN_NAME         "VLC Multimedia Plug-in"
 350 #define PLUGIN_DESCRIPTION \
 351     "Version %s, copyright 1996-2007 The VideoLAN Team" \
 352     "<br><a href=\"http://www.videolan.org/\">http://www.videolan.org/</a>"
 353
 354 #define PLUGIN_MIMETYPES \
 355     /* MPEG-1 and MPEG-2 */ \
 356     "audio/mpeg:mp2,mp3,mpga,mpega:MPEG audio;" \
 357     "audio/x-mpeg:mp2,mp3,mpga,mpega:MPEG audio;" \
 358     "video/mpeg:mpg,mpeg,mpe:MPEG video;" \
 359     "video/x-mpeg:mpg,mpeg,mpe:MPEG video;" \
 360     "video/mpeg-system:mpg,mpeg,mpe,vob:MPEG video;" \
 361     "video/x-mpeg-system:mpg,mpeg,mpe,vob:MPEG video;" \
 362     /* M3U */ \
 363     "audio/x-mpegurl:m3u:MPEG audio;" \
 364     /* MPEG-4 */ \
 365     "video/mp4:mp4,mpg4:MPEG-4 video;" \
 366     "audio/mp4:mp4,mpg4:MPEG-4 audio;" \
 367     "audio/x-m4a:m4a:MPEG-4 audio;" \
 368     "application/mpeg4-iod:mp4,mpg4:MPEG-4 video;" \
 369     "application/mpeg4-muxcodetable:mp4,mpg4:MPEG-4 video;" \
 370     /* AVI */ \
 371     "video/x-msvideo:avi:AVI video;" \
 372     /* QuickTime */ \
 373     "video/quicktime:mov,qt:QuickTime video;" \
 374     /* OGG */ \
 375     "application/x-ogg:ogg:Ogg stream;" \
 376     "application/ogg:ogg:Ogg stream;" \
 377     /* VLC */ \
 378     "application/x-vlc-plugin:vlc:VLC plug-in;" \
 379     /* Windows Media */ \
 380     "video/x-ms-asf-plugin:asf,asx:Windows Media Video;" \
 381     "video/x-ms-asf:asf,asx:Windows Media Video;" \
 382     "application/x-mplayer2::Windows Media;" \
 383     "video/x-ms-wmv:wmv:Windows Media;" \
 384     "video/x-ms-wvx:wvx:Windows Media Video;" \
 385     "audio/x-ms-wma:wma:Windows Media Audio;" \
 386     /* Google VLC */ \
 387     "application/x-google-vlc-plugin::Google VLC plug-in;" \
 388     /* WAV audio */ \
 389     "audio/wav:wav:WAV audio;" \
 390     "audio/x-wav:wav:WAV audio;" \
 391     /* 3GPP */ \
 392     "audio/3gpp:3gp,3gpp:3GPP audio;" \
 393     "video/3gpp:3gp,3gpp:3GPP video;" \
 394     /* 3GPP2 */ \
 395     "audio/3gpp2:3g2,3gpp2:3GPP2 audio;" \
 396     "video/3gpp2:3g2,3gpp2:3GPP2 video;" \
 397     /* DIVX */ \
 398     "video/divx:divx:DivX video;" \
 399     /* FLV */ \
 400     "video/flv:flv:FLV video;" \
 401     "video/x-flv:flv:FLV video;" \
 402     /* Matroska */ \
 403     "video/x-matroska:mkv:Matroska video;" \
 404     "audio/x-matroska:mka:Matroska audio;" \
 405     /* XSPF */ \
 406     "application/xspf+xml:xspf:Playlist xspf;"
 407
 408 #endif